org.apache.streams.facebook.test.FacebookPostSerDeTest.java Source code

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.streams.facebook.test;

import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.base.Joiner;
import org.apache.commons.io.IOUtils;
import org.apache.commons.io.input.BoundedInputStream;
import org.apache.streams.facebook.Post;
import org.apache.streams.facebook.serializer.FacebookActivityUtil;
import org.apache.streams.jackson.StreamsJacksonMapper;
import org.apache.streams.pojo.json.Activity;
import org.junit.Assert;
import org.junit.Test;
import org.junit.Ignore;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.InputStream;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

public class FacebookPostSerDeTest {

    private final static Logger LOGGER = LoggerFactory.getLogger(FacebookPostSerDeTest.class);
    private ObjectMapper mapper = StreamsJacksonMapper.getInstance();

    @Test
    public void Tests() {
        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, Boolean.TRUE);
        mapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, Boolean.TRUE);
        mapper.configure(DeserializationFeature.ACCEPT_EMPTY_STRING_AS_NULL_OBJECT, Boolean.TRUE);

        InputStream is = FacebookPostSerDeTest.class.getResourceAsStream("/testpost.json");
        Joiner joiner = Joiner.on(" ").skipNulls();
        is = new BoundedInputStream(is, 10000);
        String json;

        try {
            json = joiner.join(IOUtils.readLines(is));
            LOGGER.debug(json);

            Post ser = mapper.readValue(json, Post.class);

            String de = mapper.writeValueAsString(ser);

            LOGGER.debug(de);

            Post serde = mapper.readValue(de, Post.class);

            Assert.assertEquals(ser, serde);

            LOGGER.debug(mapper.writeValueAsString(serde));

            Activity activity = new Activity();
            FacebookActivityUtil.updateActivity(ser, activity);

            assertNotNull(activity);
            assertNotNull(activity.getActor().getId());
            assertNotNull(activity.getActor().getDisplayName());
            assertNotNull(activity.getId());
            assert (activity.getVerb().equals("post"));
            assertNotNull(activity.getObject());
            assertNotNull(activity.getUpdated());
            assertNotNull(activity.getPublished());
            assertEquals(activity.getProvider().getId(), "id:providers:facebook");
            assertEquals(activity.getProvider().getDisplayName(), "Facebook");
            assertEquals(activity.getLinks().size(), 1);
            assertNotNull(activity.getAdditionalProperties().get("extensions"));

        } catch (Exception e) {
            System.out.println(e);
            e.printStackTrace();
            Assert.fail();
        }
    }
}